Granted Patent
Utility
US 4,511,613 · App. 06/625,364
Method for inhibiting discoloration on cellulose food casings
Inventors:
Myron D. Nicholson, Herman S. Chiu
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: Jun 27, 1984
Inventors
Myron D. Nicholson
Herman S. Chiu
Assignee (at issue)
Union Carbide Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.